Lenovo IdeaCentre B540p Bedienungsanleitung PDF herunterladen (Seite 60)

Step11.Removethe4screwsthatsecurethescalarboardtothemotherboardandchassis,thenliftit

uptoremoveit.12

Step12.Toinstallthenewscalarboard:

a.Lineuptheholesonthenewscalarboardwiththemountingholesandsecureitwith4screws.

b.Connectthecablestothenewscalarboard.

Step13.ReattachtherearI/Omodule,EMIcover,middlecover,opticaldrive,computerstandandthe

rearcover.

Replacingthemotherboard

Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.

Toreplacethemotherboard:

Step1.Removeanymedia(disks,CDs,DVDs,ormemorycards)fromthedrives,shutdowntheoperating

system,andturnoffthecomputerandallattacheddevices.

Step2.Unplugallpowercordsfromelectricaloutlets.

Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)

cables,andanyothercablesthatareconnectedtothecomputer.Referto“Leftandrightview”

and“Rearview”forhelpwithlocatingthevariousconnectors.

Step4.Removetherearcover.Referto“Removingtherearcover”.

Step5.Removethecomputerstand.Referto“Removingthecomputerstand” .

Step6.Removethememorymodules.Referto“Replacingamemorymodule” .

Step7.Removetheopticaldrive.Referto“Replacingtheopticaldrive” .

Step8.Removethemiddlecover.Referto“Removingthemiddlecover”.

Step9.RemovetheEMIcover.Referto“RemovingtheEMIcover”.

Step10.Removethesystemfans.Referto“Replacingthesystemfans”.

Step11.Removethebattery.Referto“Replacingthebattery”.

Step12.Removetheheat-sink.Referto“Replacingtheheat-sink” .

Step13.RemovetheCPU.Referto“ReplacingtheCPU” .

Step14.RemovetherearI/Omodule.Referto“ReplacingtherearI/Omodule” .

Step15.RemovetheTVscalarboard.Referto“ReplacingtheTVscalarboard” .

Step16.RemovetheWi-Ficard.Referto“ReplacingtheWi-Ficard”.

54IdeaCentreB540–B540PHardwareMaintenanceManual

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Lenovo IdeaCentre B540p Bedienungsanleitung Seite 60